SimpleXMLIterator::getChildren

(PHP 5 >= 5.1.0)

SimpleXMLIterator::getChildren — Returns the sub-elements of the current element

说明

public SimpleXMLIterator SimpleXMLIterator::getChildren ( void )

This method returns a SimpleXMLIterator object containing sub-elements of the current SimpleXMLIterator element.

参数

此函数没有参数。

返回值

Returns a SimpleXMLIterator object containing the sub-elements of the current element.

范例

Example #1 Return the sub-elements of the current element

  <?php
$xml  = <<<XML
 <books>
    <book>
        <title>PHP Basics</title>
        <author>Jim Smith</author>
    </book>
    <book>XML basics</book>
</books>
 XML;

 $xmlIterator  = new  SimpleXMLIterator ( $xml );
for(  $xmlIterator -> rewind ();  $xmlIterator -> valid ();  $xmlIterator -> next () ) {
    foreach( $xmlIterator -> getChildren () as  $name  =>  $data ) {
    echo  "The  $name  is ' $data ' from the class "  .  get_class ( $data ) .  "\n" ;
    }
}
 ?>

以上例程会输出：

The title is 'PHP Basics' from the class SimpleXMLIterator
The author is 'Jim Smith' from the class SimpleXMLIterator